update app.py

app.py

@@ -85,8 +85,10 @@ def main():
     with st.sidebar:
         st.title(f"{title} {icon}")
         st.markdown(
-            "You can search for open-source software from [1250+ Japanese NLP repositories](https://github.com/taishi-i/awesome-japanese-nlp-resources)."
+            "You can search for open-source software from [1250+ Japanese NLP"
+            " repositories](https://github.com/taishi-i/awesome-japanese-nlp-resources)."
         )
+
         query = st.text_input(label="Search keyword")
 
         source_type = ["GitHub", "Hugging Face"]
@@ -156,6 +158,13 @@ def main():
             value=(min(years), max(years)),
         )
 
+        st.markdown("Sorted by")
+        num_show_repos = st.number_input(
+            "Number of sorted repositories", value=15
+        )
+        latest_repos_btn = st.button("Latest repositories")
+        trend_repos_btn = st.button("Trend repositories")
+
     df = df[
         (df["year"] >= selected_year_range[0])
         & (df["year"] <= selected_year_range[1])
@@ -199,6 +208,18 @@ def main():
             )
         ]
 
+    if latest_repos_btn:
+        df = df.sort_values(by="first_commit", ascending=False)
+        df = df[:num_show_repos]
+
+    if trend_repos_btn:
+        if selected_source_type == "GitHub":
+            stats_key = "stargazers_count"
+        else:
+            stats_key = "downloads"
+        df = df.sort_values(by=stats_key, ascending=False)
+        df = df[:num_show_repos]
+
     # Main streamlit page (columns)
     col1, col2 = st.columns(2, gap="large")
 
@@ -215,7 +236,8 @@ def main():
             min_value = int(df[stats_key].min())
             max_value = int(df[stats_key].max())
             st.markdown(
-                f"#### {stats_key} mean: {int(mean_value)}, min: {min_value}, max: {max_value}"
+                f"#### {stats_key} mean: {int(mean_value)}, min: {min_value},"
+                f" max: {max_value}"
             )
 
         st.dataframe(df, height=600)
@@ -309,7 +331,10 @@ def main():
                 tooltip=["year", "project_count"],
             )
             .properties(
-                title="Number of projects per year based on the uear of the first commit",
+                title=(
+                    "Number of projects per year based on the uear of the"
+                    " first commit"
+                ),
                 width=600,
                 height=400,
             )